#content { padding:0;margin:0;border:none;box-shadow:none }
.mw-indicators { padding: 40px }
.page-title { 
  padding: 30px 40px;
  border: none;
  background: url(https://upload.wikimedia.org/wikipedia/commons/thumb/1/1a/Endangered_arctic_-_starving_polar_bear.jpg/640px-Endangered_arctic_-_starving_polar_bear.jpg);
  background-size: cover;
  height: 300px; 
  color: white;
  font-size: 32px;
  background-position: left;
  font-weight: 300;
}
.page-title::before {
  content: '';
  position: absolute;
  top: 70px;
  left: 40px;
  height: 1px;
  width: calc(100% - 80px);
  background: white;  
}
.mw-body-content { background:#ddd;padding:20px; }